40858220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{941}}^1$

素因数の和:1130

約数の個数: 48

約数和(自身を含む): 93054528

約数和(自身を除く): 52196308

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 167, 260, 334, 668, 835, 941, 1670, 1882, 2171, 3340, 3764, 4342, 4705, 8684, 9410, 10855, 12233, 18820, 21710, 24466, 43420, 48932, 61165, 122330, 157147, 244660, 314294, 628588, 785735, 1571470, 2042911, 3142940, 4085822, 8171644, 10214555, 20429110, 40858220]

約数ペア:

[(1, 40858220), (2, 20429110), (4, 10214555), (5, 8171644), (10, 4085822), (13, 3142940), (20, 2042911), (26, 1571470), (52, 785735), (65, 628588), (130, 314294), (167, 244660), (260, 157147), (334, 122330), (668, 61165), (835, 48932), (941, 43420), (1670, 24466), (1882, 21710), (2171, 18820), (3340, 12233), (3764, 10855), (4342, 9410), (4705, 8684)]